TY - BOOK AU - Sharma, V. K. AU - S. C. Bhatnagar TI - Investigatory projects in physics SN - 0074603728 U1 - 530 PY - 1989/// CY - New Delhi PB - Tata McGraw Hill Publishing Company KW - Physics--Experiments N1 - 1. Properties of matter 2. Thermal physics 3. Optics 4. Sound 5. Magnetism 6. Frictional electricity 7. Current electricity and electromagnetism 8. Electronics 9. Modern physics 10. Space physics and astronomy ER -